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1·The generalized variance ratio is a measure of efficiency.

广义方差比是一个效率度量。

2·It is called variance ratio and the exact relation between variance ratio and correlation coefficient is also built.

并找到了方差比与相关系数之间的内在联系。

3·The speed of the transportation land and the grassland are the biggest, whose annual variance ratio are 10.1% and 5.5%.

其中交通运输用地和牧草地的变化速度最大，年变化率分别为10.1%和5.5%。

4·Besides, the relations between variance ratio and correlation coefficient and between W-K statistics and correlation coefficient are found.

此外，找到了方差比，W - K统计量与相关系数之间的精确关系。

5·In order to study the variation of the stiffness, the variance ratio of the stiffness within the same horizontal or vertical plane is computed.

为了研究该机床静刚度的变化情况，计算同一水平面或竖直面内的静刚度变化率。

6·The results show temperature spatial variations have high consistency, the variance ratio contribution of the first principal component is about 75%.

结果表明：祁连山附近气温在空间上具有很好的一致性，年平均气温的第一主成分的方差贡献可占总方差的75%左右。

7·Through variance ratio test, we find the Chinese warrant markets do not reach weak form market efficiency, and simple trading rules of technique analysis prove some kind of efficacy.

通过方差比检验，我们发现中国权证市场不具弱有效性，简单交易规则一定程度上能在权证市场中有效预测。

8·Optimum Ratio is obtained by orthogonal test and variance analysis for different factors and levels.

通过对型砂各因子和水平的正交试验和方差分析，得出了最佳的配比。

9·The ratio of variance is used as the influence measure and we have also found the accurate relation between the ratio of variance and correlation coefficient.

用方差比做为判定影响大小的度量，并找到了它与相关系数之间的精确关系。

10·The influences of the load combination ratio, rise-span ratio, sag-span ratio and resistant variable variance on the reliable performance are discussed.

分析了荷载比例、矢跨比、垂跨比和抗力类变量的变异系数对结构可靠性能的影响。